538. Debt in foreign currency.

A proof for a debt incurred or payable in a foreign currency must state the amount of the debt in that currency1. The trustee must convert all such debts into sterling at a single rate for each currency determined by the trustee by reference to the exchange rates prevailing on the date of the bankruptcy order2. On the next occasion when the trustee communicates with the creditors the trustee must advise them of any rate so determined